Lac Longpré is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 278 meters.

• Latitude: 49° 39' 10'' North   (decimal: 49.6527778)
• Longitude: 78° 39' 6'' West   (decimal: -78.6516666)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 278 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Longpré
• GPS Coordinate Locator Map: Lac Longpré Lat/Long